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  User: cyrus
  Date: 2021/07/27
  Time: 16:42
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<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
    <title>定义一些通用的逻辑</title>
</head>
<body>
  <div>统一的头部，需要在多个界面引用它</div>
</body>
</html>
